Potassium metavanadate
Potassium metavanadate (CAS: 13769-43-2, Formula: KVO3) is an inorganic compound with a molecular weight of 138.04 g/mol. It typically presents as a powder and is recognized for its utility in chemical synthesis and catalysis. This vanadium salt serves as a valuable reagent in various research and industrial applications, contributing to advancements in materials science and inorganic chemistry.

Catalysis
Potassium metavanadate is employed as a catalyst or catalyst precursor in various chemical reactions. Its vanadium component can facilitate oxidation processes and other transformations, making it useful in industrial chemical synthesis.
Chemical Synthesis
This compound serves as a source of vanadium in the synthesis of other inorganic compounds and organometallic complexes. It is a key intermediate for creating novel materials and specialty chemicals.
Materials Science
Potassium metavanadate can be utilised in the development and fabrication of advanced materials. Its properties are relevant for research in areas such as ceramics and specialty metal compounds.
| Molecular weight | 138.04 |
|---|---|
| Linear formula | KVO3 |
| Assay | 98% |
| Form | powder |
| Density | 2.84 g/mL at 25 °C(lit.) |
| Melting point | 520 °C(lit.) |

Hazard statements
- H300Fatal if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
- P302IF ON SKIN
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2864 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 26/27/28-36/37/38 |
| Safety statements (S) | 22-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Potassium metavanadate used for?
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Potassium metavanadate is primarily used in catalysis and chemical synthesis, and in materials science research.
What are the CAS number and formula for Potassium metavanadate?
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The CAS number is 13769-43-2 and the chemical formula is KVO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium metavanadate with an assay of 98%. This product is not represented as USP, BP, or EP grade.
How should Potassium metavanadate be handled safely?
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Potassium metavanadate is a dangerous substance and requires careful handling. It is acutely toxic if swallowed, in contact with skin, or if inhaled (H300 +H310 + H330). It also causes skin irritation, serious eye irritation, and may cause respiratory irritation (H315-H319-H335). Always use appropriate personal protective equipment, including eyeshields, face shields, gloves, and a P2 respirator cartridge (EN 143). Ensure adequate ventilation and avoid dust formation. Refer to the safety data sheet for comprehensive handling instructions.
How is Potassium metavanadate packed and shipped?
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Potassium metavanadate is shipped as UN 2864, Hazard Class 6.1, Packing Group II, indicating it is a toxic substance. TSS adheres to all regulations for packaging and exporting hazardous materials.
How can I request a quote or sample of Potassium metavanadate?
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To request a quote or sample of Potassium metavanadate, please contact the TSS sales team via our website or by phone. Our experts will assist you with your inquiry.
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